| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H3PO4 + 3 CaCO3 = 3 H2O(l) + Ca3(PO4)2 + 3 CO2
Al + Cu1Cl2 = Al1Cl3 + Cu2 =>
4 Al + 6 Cu1Cl2 = 4 Al1Cl3 + 3 Cu2
FeC2O4*2H2O + H2O2 + H2C2O4*2H20 + K2C2O4*H2O = K3[Fe(C2O4)3]*4H2O + H2O =>
2 FeC2O4*2H2O + 21 H2O2 + H2C2O4*2H20 + 3 K2C2O4*H2O = 2 K3[Fe(C2O4)3]*4H2O + 41 H2O
NO2 + KOH = KN + H2O + KNO3 =>
6 NO2 + 6 KOH = KN + 3 H2O + 5 KNO3
C2H8O7P2 + NaOH + ZnO = C2H4O7P2Na2Zn*2H2O + H2O =>
C2H8O7P2 + 2 NaOH + ZnO = C2H4O7P2Na2Zn*2H2O + H2O
C3H7OH + I2 + NaOH = CHI3 + C2O2HNa + H2ONaI =>
C3H7OH + 5 I2 + 8 NaOH = CHI3 + C2O2HNa + 7 H2ONaI
Cr(OH)3 + Br2 + K(OH) = K2CrO4 + KBr + H2O =>
2 Cr(OH)3 + 3 Br2 + 10 K(OH) = 2 K2CrO4 + 6 KBr + 8 H2O
FeO + HNO3 = Fe(NO3)3 + NO + H2O =>
3 FeO + 10 HNO3 = 3 Fe(NO3)3 + NO + 5 H2O
LiNO3 + Li + LiOH = NH3 + Li2O =>
LiNO3 + 8 Li + 3 LiOH = NH3 + 6 Li2O
Co2{+} + O2 + CN{-} + H2O = [Co(CN)6]3{-} + OH{-} =>
12 Co2{+} + 31 O2 + 144 CN{-} + 62 H2O = 8[Co(CN)6]3{-} + 124 OH{-}
HCl + Zn = ZnCl2 + H2 =>
2 HCl + Zn = ZnCl2 + H2
He(ZC)2 + X2 = X(ZC)3 + He =>
3 He(ZC)2 + X2 = 2 X(ZC)3 + 3 He
K + O2 = K2O =>
4 K + O2 = 2 K2O
B + KClO + KOH = K2B4O7 + KCl + H2O =>
4 B + 6 KClO + 2 KOH = K2B4O7 + 6 KCl + H2O
KIO3 + H2SO4 + Fe = Fe(SO4)3 + K2SO4 + I2 + H2O =>
6 KIO3 + 18 H2SO4 + 5 Fe = 5 Fe(SO4)3 + 3 K2SO4 + 3 I2 + 18 H2O
C7H8 + HNO3 = C7H5N3O6 + H2O =>
C7H8 + 3 HNO3 = C7H5N3O6 + 3 H2O
Ca(SO3) + HCl = CaCl2 + H2SO3 =>
Ca(SO3) + 2 HCl = CaCl2 + H2SO3
Ca + Ni(NO2)2 = Ca(NO2)2 + Ni =>
Ca + Ni(NO2)2 = Ca(NO2)2 + Ni
CaCO3 + Mg(NO3)2 = MgCO3 + Ca(NO3)2 =>
CaCO3 + Mg(NO3)2 = MgCO3 + Ca(NO3)2
NO2 + Mg = MgNO2 =>
NO2 + Mg = MgNO2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Co + OH = Co(OH)2 =>
Co + 2 OH = Co(OH)2
C2H5I + C4H9 = C6H14 + I2 =>
2 C2H5I + 2 C4H9 = 2 C6H14 + I2
CH3CH2OH + H2CrO4 = CH3COOH + HOCrO + H2O =>
3 CH3CH2OH + 4 H2CrO4 = 3 CH3COOH + 4 HOCrO + 5 H2O
Pb(CH3COO)2 + (NH4)2CO3 = PbCO3 + (CH3COO)2(NH4)2 =>
Pb(CH3COO)2 + (NH4)2CO3 = PbCO3 + (CH3COO)2(NH4)2
K2SO4 + HBr = KHBr + SO4 =>
K2SO4 + 2 HBr = 2 KHBr + SO4
Cu + Cr(NO3)3 + HCl = Cu(NO3)2 + CrCl3 + NO + H2O =>
9 Cu + 8 Cr(NO3)3 + 24 HCl = 9 Cu(NO3)2 + 8 CrCl3 + 6 NO + 12 H2O
Nb + O2 = Nb2O5 =>
4 Nb + 5 O2 = 2 Nb2O5
Fe(s) + HNO3(ac) = Fe(NO3)3(ac) + H2 =>
2 Fe(s) + 6 HNO3(ac) = 2 Fe(NO3)3(ac) + 3 H2
FeS(s) + HCl = H2S(g) + FeCl2(aq) =>
FeS(s) + 2 HCl = H2S(g) + FeCl2(aq)
Br2 + FeBr3 = FeBr4 =>
Br2 + 2 FeBr3 = 2 FeBr4
Mg + H2O = H2 + MgO2H2 =>
Mg + 2 H2O = H2 + MgO2H2
CuO*CuSO4 = CuO + SO2 + O2 =>
2 CuO*CuSO4 = 4 CuO + 2 SO2 + O2
H2SO4 + K2SO3 + KMnO4 = H2O + K2SO4 + MnSO4 =>
3 H2SO4 + 5 K2SO3 + 2 KMnO4 = 3 H2O + 6 K2SO4 + 2 MnSO4
(NH4)3(PO4) + HOH = NH4OH + H3(PO4) =>
(NH4)3(PO4) + 3 HOH = 3 NH4OH + H3(PO4)
Al2(SO3)3(aq) + NaOH(aq) = Al(OH)3 + Na2SO3 =>
Al2(SO3)3(aq) + 6 NaOH(aq) = 2 Al(OH)3 + 3 Na2SO3
H2SO3 + MnO4{-} = H2SO4 + HSO4{-} + MnSO4 + H2O =>
5 H2SO3 + 2 MnO4{-} = H2SO4 + 2 HSO4{-} + 2 MnSO4 + 3 H2O
C5H10O + O2 = CO2 + H2O =>
C5H10O + 7 O2 = 5 CO2 + 5 H2O
Cu + H(NO3) = Cu(NO3)3 + NO2 + H2O =>
Cu + 6 H(NO3) = Cu(NO3)3 + 3 NO2 + 3 H2O
Na + H5O = Na4O2H2 + H =>
4 Na + 2 H5O = Na4O2H2 + 8 H
CaCO3 + Mg(NO3)2 = MgCO3 + Ca(NO3)2 =>
CaCO3 + Mg(NO3)2 = MgCO3 + Ca(NO3)2
K2CO3 + Fe2(SO4)3 + H2O = K2SO4 + CO2 + Fe(OH)3 =>
3 K2CO3 + Fe2(SO4)3 + 3 H2O = 3 K2SO4 + 3 CO2 + 2 Fe(OH)3
NH3 + CH4 + H2O = C2H5O2N + H2 =>
NH3 + 2 CH4 + 2 H2O = C2H5O2N + 5 H2
Cu + Cr(NO3)3 + HCl = Cu(NO3)2 + CrCl3 + NO + H2O =>
9 Cu + 8 Cr(NO3)3 + 24 HCl = 9 Cu(NO3)2 + 8 CrCl3 + 6 NO + 12 H2O
CaCO3 + Mg(NO3)2 = MgCO3 + Ca(NO3)2 =>
CaCO3 + Mg(NO3)2 = MgCO3 + Ca(NO3)2
Cu + Cr(NO3)3 + HCl = Cu(NO3)2 + CrCl3 + NO + H2O =>
9 Cu + 8 Cr(NO3)3 + 24 HCl = 9 Cu(NO3)2 + 8 CrCl3 + 6 NO + 12 H2O
O2 + Fe + H2O = Fe2O3H2O =>
3 O2 + 4 Fe + 2 H2O = 2 Fe2O3H2O
CH3C6H4COO{-} + HCl = Cl{-} + CH3C6H4COOH =>
CH3C6H4COO{-} + HCl = Cl{-} + CH3C6H4COOH
LiBr(aq) + Pb(NO3)2(aq) = PbBr2(s) + LiNO3(aq) =>
2 LiBr(aq) + Pb(NO3)2(aq) = PbBr2(s) + 2 LiNO3(aq)
IrBr3 + AgC2H3O2 = AgBr + Ir(C2H3O2)3 =>
IrBr3 + 3 AgC2H3O2 = 3 AgBr + Ir(C2H3O2)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/28/25
Équations équilibrées sur02/27/24
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